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प्रश्न
What is the action of the following on ethyl bromide:
moist silver oxide
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उत्तर
\[\ce{2C2H5Br + Ag2O->C2H5 - O - C2H5 + 2AgBr}\]
\[\ce{Ag2O + H2O -> 2AgOH}\]
\[\ce{AgOH + C2H5Br -> C2\underset{\text{Ethanol}}{H5OH} + AgBr }\]
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संबंधित प्रश्न
Discuss the mechanism of alkaline hydrolysis of bromomethane.
In the following pair of halogen compounds, which compound undergoes a faster SN1 reaction?
Write the isomers of the compound having the formula C4H9Br.
What are ambident nucleophiles? Explain with an example.
Which compound in the following pair will react faster in SN2 reaction with OH−?
CH3Br or CH3I
Out of C6H5CH2Cl and C6H5CHClC6H5, which is more easily hydrolysed by aqueous KOH.
What happens when chlorobenzene is subjected to hydrolysis?
C–Cl bond length in chlorobenzene is shorter than C–Cl bond length in CH3–Cl.
Given reasons: SN1 reactions are accompanied by racemization in optically active alkyl halides.
Which would undergo SN2 reaction faster in the following pair and why ?
CH3 – CH2 – Br and CH3 – CH2 – I
What is the action of the following on ethyl bromide
alcoholic solution of potassium hydroxide.
What is the action of the following on ethyl bromide?
silver acetate
Arrange the following organic compounds in descending order of their reactivity towards SN1 reaction.
C6H5CH2Br, C6H5CH(C6H5)Br, C6H5CH(CH3)Br, C6H5C(CH3)(C6H5)Br
Which of the following is optically inactive?
Which one is most reactive towards SN1 reaction?
The order of reactivity of the given haloalkanes towards nucleophile is:
Most reactive halide towards SN1 reaction is ____________.
An important chemical method to resolve a racemic mixture makes use of the formation of ______.
An organic molecule necessarily shows optical activity if it ____________.
Identify X and Y in the following sequence:
\[\ce{C2H5Br ->[X] Product ->[Y] C3H7NH2}\]
The increasing order of nucleophilicity would be:
The reaction of C6H5–CH=CH–CH3 with HBr produces:
Assertion: KCN reacts with methyl chloride to give methyl isocyanide.
Reason: CN– is an ambident nucleophile.
Which of the statements are correct about above reaction?
(i) (a) and (e) both are nucleophiles.
(ii) In (c) carbon atom is sp3 hybridised.
(iii) In (c) carbon atom is sp2 hybridised.
(iv) (a) and (e) both are electrophiles.
Racemisation occurs in ______.
An organic compound A with the molecular formula (+) C4H9Br undergoes hydrolysis to form (+) C4H9OH. Give the structure of A and write the mechanism of the reaction.
Discuss the mechanism of alkaline hydrolysis of methyl bromide.
Which alkyl halide from the following pair would you expect to react more rapidly by an SN2 mechanism? Explain your answer.
\[\begin{array}{cc}\ce{CH3CH2CHCH3}\\
\phantom{.....}|\\
\phantom{......}\ce{Br}\\
\end{array}\] or \[\begin{array}{cc}\phantom{.......}\ce{CH3}\\
\phantom{...}|\\
\ce{H3C - C - Br}\\
\phantom{...}|\\
\phantom{.......}\ce{CH3}\\
\end{array}\]
Which alkyl halide from the following pair would you expect to react more rapidly by an SN2 mechanism? Explain your answer.
\[\begin{array}{cc}
\ce{CH3CHCH2CH2Br}\\
|\phantom{.............}\\
\ce{CH3}\phantom{..........}\\
\end{array}\] or \[\begin{array}{cc}
\ce{CH3CH2CHCH2Br}\\
|\\
\phantom{...}\ce{CH3}\\
\end{array}\]
Which of the following is halogen exchange reaction?
